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Signal Description
6.4
PCI Express*-based Interface Signals
Table 6-6.
PCI Express* Graphics Interface Signals
Signal Name
PEG_ICOMPI
PEG_ICOMPO
PEG_RCOMPO
Description
Direction/
Buffer Type
PCI Express* Input Current Compensation
I
A
PCI Express* Current Compensation
I
A
PCI Express* Resistance Compensation
I
A
PEG_RX[15:0]
PEG_RX#[15:0]
PE_RX[3:0]1
PE_RX#[3:0]1
PCI Express* Receive Differential Pair
PEG_TX[15:0]
PEG_TX#[15:0]
PE_TX[3:0]1
PE_TX#[3:0]1
PCI Express* Transmit Differential Pair
I
PCI Express*
O
PCI Express*
Note:
1.
PE_TX[3:0]/PE_TX#[3:0] and PE_RX[3:0]/PE_RX#[3:0] signals are only used for platforms that support
20 PCIe lanes. These signals are reserved on Desktop 3rd Generation Intel Core™ i7/i5 processors,
Desktop Intel® Pentium® processors and Desktop Intel® Celeron® processors.
6.5
Intel® Flexible Display (Intel® FDI) Interface
Signals
Table 6-7.
Intel® Flexible Display (Intel® FDI) Interface
Signal Name
FDI0_FSYNC[0]
FDI0_LSYNC[0]
FDI_TX[7:0]
FDI_TX#[7:0]
FDI1_FSYNC[1]
FDI1_LSYNC[1]
FDI_INT
Datasheet, Volume 1
Description
Direction/
Buffer Type
Intel® Flexible Display Interface Frame Sync: Pipe A
I
CMOS
Intel® Flexible Display Interface Line Sync: Pipe A
I
CMOS
Intel® Flexible Display Interface Transmit Differential
Pairs
O
FDI
Intel® Flexible Display Interface Frame Sync: Pipe B and C
I
CMOS
Intel® Flexible Display Interface Line Sync: Pipe B and C
I
CMOS
Intel® Flexible Display Interface Hot-Plug Interrupt
I
Asynchronous
CMOS
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